Making a Salad: Wedge vs. Inclined Plane

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Making a Salad: Wedge vs. Inclined Plane

From the Series First Step Nonfiction — Simple Machines to the Rescue

Is it easier to move heavy box with an inclined plane or wheels and axles? Readers will see how a group of kids compares two simple machines and decides which one does a better job at… Read More →

  • Lexile: 430
  • ATOS: 1.8
  • Dewey: 621.8
  • Copyright: 2016